package com.liang.book.mapper;

import com.liang.book.model.BookInfo;
import org.apache.ibatis.annotations.Insert;
import org.apache.ibatis.annotations.Mapper;
import org.apache.ibatis.annotations.Select;

import java.util.List;

@Mapper
public interface BookMapper {
    @Insert("insert into book_info (book_name,author,count,price,publish,status) " +
            "values (#{bookName},#{author},#{count},#{price},#{publish},#{status})")
    Integer insertBook(BookInfo bookInfo);
    @Select("select count(1) from book_info where status !=0 ") //<>0 xml需要转义
    Integer count();
    @Select("select * from book_info where status != 0 order by id desc limit #{offset},#{limit}")
    List<BookInfo> getListByPage(Integer offset,Integer limit);

    BookInfo getBookInfo(Integer bookId);
    Integer updateBook(BookInfo bookInfo);
    Integer batchDelete(List<Integer> ids);

}
